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Patent number:
Patent Date:
US Patent: 1,187,920
Chuck
Patentee:
Friederich Müller (
exact
or
similar
names) - Hartford, CT
USPTO Classifications:
279/106
,
279/16
,
279/33
,
82/165
Tool Categories:
metalworking machines
:
metal lathes
:
metal lathe chucks
Assignees:
Pratt & Whitney Co.
- Hartford, CT
Manufacturer:
Pratt & Whitney Co.
- Hartford, CT
Witnesses:
E. A. Bourdon
Margaret L. Mullaly
Patent Dates:
Applied:
Mar. 23, 1910
Granted:
Jun. 20, 1916
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Pratt & Whitney Co.
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